Index: mail/Makefile
===================================================================
--- mail/Makefile
+++ mail/Makefile
@@ -615,6 +615,7 @@
     SUBDIR += sigrot
     SUBDIR += simscan
     SUBDIR += slapd-cyrus
+    SUBDIR += slimta
     SUBDIR += sma
     SUBDIR += smfsav
     SUBDIR += smfsav-devel
Index: mail/slimta/Makefile
===================================================================
--- /dev/null
+++ mail/slimta/Makefile
@@ -0,0 +1,36 @@
+# $FreeBSD$
+
+PORTNAME=	slimta
+PORTVERSION=	0.7.8
+CATEGORIES=	mail
+MASTER_SITES=	CHEESESHOP
+
+MAINTAINER=	nc@FreeBSD.org
+COMMENT=	Configurable MTA based on the python-slimta libraries
+
+LICENSE=	MIT
+
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}passlib>0:security/py-passlib@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}python-slimta>0:mail/py-python-slimta@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}yaml>0:devel/py-yaml@${PY_FLAVOR}
+
+USES=		python:3.6+
+USE_PYTHON=	autoplist concurrent distutils
+USE_RC_SUBR=	${PORTNAME}
+REINPLACE_ARGS=	-i ''
+
+NO_ARCH=	yes
+
+post-patch:
+.for file in setup main state
+	@${REINPLACE_CMD} -e 's,%%PREFIX%%,${PREFIX},g' ${WRKSRC}/${PORTNAME}/app/${file}.py
+.endfor
+
+post-install:
+	@${MKDIR} ${STAGEDIR}${PREFIX}/etc/${PORTNAME}
+.for file in logging ${PORTNAME}
+	@${CP} ${WRKSRC}/${PORTNAME}/app/etc/${file}.yaml.sample ${STAGEDIR}${PREFIX}/etc/${PORTNAME}
+	@${CP} ${WRKSRC}/${PORTNAME}/app/etc/${file}.yaml.sample ${STAGEDIR}${PREFIX}/etc/${PORTNAME}/${file}.yaml
+.endfor
+
+.include <bsd.port.mk>
Index: mail/slimta/distinfo
===================================================================
--- /dev/null
+++ mail/slimta/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1609989855
+SHA256 (slimta-0.7.8.tar.gz) = 506ee680f6accd14d48f85faf1ff8a64f53b64be19555077cdff54ba38a70501
+SIZE (slimta-0.7.8.tar.gz) = 17095
Index: mail/slimta/files/patch-slimta_app_main.py
===================================================================
--- /dev/null
+++ mail/slimta/files/patch-slimta_app_main.py
@@ -0,0 +1,11 @@
+--- slimta/app/main.py.orig	2021-01-11 18:43:19 UTC
++++ slimta/app/main.py
+@@ -44,7 +44,7 @@ def parse_args():
+     default_process_name = os.path.basename(sys.argv[0])
+     group = argparser.add_argument_group('config options')
+     group.add_argument('-c', '--config', metavar='FILE', default=None,
+-                       help='Specifies a configuration file to read. If not given, the default locations ($HOME/.slimta/slimta.yaml, /etc/slimta/slimta.yaml) are checked.')
++                       help='Specifies a configuration file to read. If not given, the default locations ($HOME/.slimta/slimta.yaml, %%PREFIX%%/etc/slimta/slimta.yaml) are checked.')
+     group.add_argument('-n', '--process-name', metavar='NAME', default=default_process_name,
+                        help='Use the process sub-section NAME for configuration. (default: %(default)s)')
+     group.add_argument('--no-edge', action='store_true',
Index: mail/slimta/files/patch-slimta_app_setup.py
===================================================================
--- /dev/null
+++ mail/slimta/files/patch-slimta_app_setup.py
@@ -0,0 +1,11 @@
+--- slimta/app/setup.py.orig	2021-01-11 18:41:23 UTC
++++ slimta/app/setup.py
+@@ -55,7 +55,7 @@ def _try_config_copy(etc_dir, conf_file, force):
+ 
+ def _setup_configs(args):
+     etc_dir = args.etc_dir
+-    default_etc_dir = '/etc/slimta'
++    default_etc_dir = '%%PREFIX%%/etc/slimta'
+     if os.getuid() != 0:
+         default_etc_dir = '~/.slimta/'
+     if etc_dir is None:
Index: mail/slimta/files/patch-slimta_app_state.py
===================================================================
--- /dev/null
+++ mail/slimta/files/patch-slimta_app_state.py
@@ -0,0 +1,11 @@
+--- slimta/app/state.py.orig	2021-01-11 18:40:47 UTC
++++ slimta/app/state.py
+@@ -48,7 +48,7 @@ except ImportError as exc:
+ class SlimtaState(object):
+ 
+     _global_config_files = [os.path.expanduser('~/.slimta/slimta.yaml'),
+-                            '/etc/slimta/slimta.yaml']
++                            '%%PREFIX%%/etc/slimta/slimta.yaml']
+ 
+     def __init__(self, args):
+         self.program = args.process_name
Index: mail/slimta/files/slimta.in
===================================================================
--- /dev/null
+++ mail/slimta/files/slimta.in
@@ -0,0 +1,35 @@
+#!/bin/sh
+#
+# $FreeBSD$
+#
+# PROVIDE: slimta
+# REQUIRE: DAEMON FILESYSTEMS NETWORKING
+# KEYWORD: shutdown
+#
+# Add the following lines to /etc/rc.conf to enable slimta.
+#
+# slimta_enable="YES"
+
+. /etc/rc.subr
+
+name="slimta"
+rcvar="slimta_enable"
+
+load_rc_config $name
+
+: ${slimta_enable:="NO"}
+: ${slimta_conf:="%%PREFIX%%/etc/slimta/slimta.yaml"}
+
+procname="%%PREFIX%%/bin/slimta"
+pidfile=/var/run/${name}.pid
+command="/usr/sbin/daemon"
+command_args="-p $pidfile $procname -c $slimta_conf"
+start_cmd="slimta_start"
+
+slimta_start()
+{
+	check_startmsgs && echo "Starting ${name}."
+	$command $command_args
+}
+
+run_rc_command "$1"
Index: mail/slimta/pkg-descr
===================================================================
--- /dev/null
+++ mail/slimta/pkg-descr
@@ -0,0 +1,5 @@
+The slimta project is a traditional application built on top of the
+python-slimta library. It allows a more "out-of-the-box" MTA that offers
+all the useful, built-in features needed for a normal mail system setup.
+
+WWW: https://www.slimta.org/
Index: mail/slimta/pkg-plist
===================================================================
--- /dev/null
+++ mail/slimta/pkg-plist
@@ -0,0 +1,4 @@
+etc/slimta/logging.yaml
+etc/slimta/logging.yaml.sample
+etc/slimta/slimta.yaml
+etc/slimta/slimta.yaml.sample